Wednesday, August 11, 2010

This replacement hp 550 battery is the highest quality product you can buy which has passed international certification( CE, UL, ROHS, ISO9001/9002 ). No memory effect, works great as a spare providing extra power when traveling or away from the home/office. Long life, these hp 550 batteries can be charged/discharged 500-750 cycles( have passed rigorously tested ). Every piece hp 550 replacement battery pack combination protection by the PCP board, PCM board, intellectual power measurement circuit : automatically adjusts the charging time to achieve the maximum amount of charge, over-charge protection, over-discharge protection, overcurrent protection, short circuit protection.